CA2165293C - Cellulose pulps having improved softness potential and method of making such pulps - Google Patents
Cellulose pulps having improved softness potential and method of making such pulpsInfo
- Publication number
- CA2165293C CA2165293C CA002165293A CA2165293A CA2165293C CA 2165293 C CA2165293 C CA 2165293C CA 002165293 A CA002165293 A CA 002165293A CA 2165293 A CA2165293 A CA 2165293A CA 2165293 C CA2165293 C CA 2165293C
- Authority
- CA
- Canada
- Prior art keywords
- stage
- fibers
- fiber
- stream
- length
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 229920002678 cellulose Polymers 0.000 title claims description 52
- 239000001913 cellulose Substances 0.000 title claims description 52
- 238000004519 manufacturing process Methods 0.000 title abstract description 4
- 239000000835 fiber Substances 0.000 claims abstract description 313
- 238000000034 method Methods 0.000 claims description 48
- 239000002002 slurry Substances 0.000 claims description 40
- 238000005194 fractionation Methods 0.000 claims description 36
- 239000011122 softwood Substances 0.000 claims description 29
- 229920001131 Pulp (paper) Polymers 0.000 claims description 19
- 238000012545 processing Methods 0.000 claims description 16
- 229920002522 Wood fibre Polymers 0.000 claims description 15
- 239000002025 wood fiber Substances 0.000 claims description 15
- 239000011121 hardwood Substances 0.000 claims description 14
- 229920005610 lignin Polymers 0.000 claims description 4
- 239000000123 paper Substances 0.000 description 35
- 210000001519 tissue Anatomy 0.000 description 21
- 230000008569 process Effects 0.000 description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- 239000000203 mixture Substances 0.000 description 8
- JTJMJGYZQZDUJJ-UHFFFAOYSA-N phencyclidine Chemical class C1CCCCN1C1(C=2C=CC=CC=2)CCCCC1 JTJMJGYZQZDUJJ-UHFFFAOYSA-N 0.000 description 7
- 238000009826 distribution Methods 0.000 description 6
- 238000005259 measurement Methods 0.000 description 6
- 230000002829 reductive effect Effects 0.000 description 6
- 238000010790 dilution Methods 0.000 description 5
- 239000012895 dilution Substances 0.000 description 5
- 238000010191 image analysis Methods 0.000 description 5
- 239000002655 kraft paper Substances 0.000 description 5
- 241000894007 species Species 0.000 description 5
- 210000002421 cell wall Anatomy 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 229920003043 Cellulose fiber Polymers 0.000 description 3
- 244000166124 Eucalyptus globulus Species 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 3
- 230000001186 cumulative effect Effects 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000005303 weighing Methods 0.000 description 3
- 239000002023 wood Substances 0.000 description 3
- 101100345589 Mus musculus Mical1 gene Proteins 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 210000000988 bone and bone Anatomy 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000013480 data collection Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000003550 marker Substances 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 235000020681 well water Nutrition 0.000 description 2
- 239000002349 well water Substances 0.000 description 2
- 241000256844 Apis mellifera Species 0.000 description 1
- BSYNRYMUTXBXSQ-UHFFFAOYSA-N Aspirin Chemical compound CC(=O)OC1=CC=CC=C1C(O)=O BSYNRYMUTXBXSQ-UHFFFAOYSA-N 0.000 description 1
- 238000012935 Averaging Methods 0.000 description 1
- 244000131522 Citrus pyriformis Species 0.000 description 1
- 235000009088 Citrus pyriformis Nutrition 0.000 description 1
- 229940127052 Hicon Drugs 0.000 description 1
- 241000218922 Magnoliophyta Species 0.000 description 1
- 229920001410 Microfiber Polymers 0.000 description 1
- 101150107341 RERE gene Proteins 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 229940095564 anhydrous calcium sulfate Drugs 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 210000004027 cell Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 239000002274 desiccant Substances 0.000 description 1
- OSUHJPCHFDQAIT-UHFFFAOYSA-N ethyl 2-{4-[(6-chloroquinoxalin-2-yl)oxy]phenoxy}propanoate Chemical compound C1=CC(OC(C)C(=O)OCC)=CC=C1OC1=CN=C(C=C(Cl)C=C2)C2=N1 OSUHJPCHFDQAIT-UHFFFAOYSA-N 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000003311 flocculating effect Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000012417 linear regression Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003658 microfiber Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000000643 oven drying Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000010817 post-consumer waste Substances 0.000 description 1
- 238000004537 pulping Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 235000019832 sodium triphosphate Nutrition 0.000 description 1
- FVAUCKIRQBBSSJ-LAIFMVDKSA-M sodium;iodine-131(1-) Chemical compound [Na+].[131I-] FVAUCKIRQBBSSJ-LAIFMVDKSA-M 0.000 description 1
- 210000004872 soft tissue Anatomy 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F11/00—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines
- D21F11/14—Making cellulose wadding, filter or blotting paper
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
- D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
- D21D99/00—Subject matter not provided for in other groups of this subclass
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Paper (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Materials For Medical Uses (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/082,683 | 1993-06-24 | ||
| US08/082,683 US5405499A (en) | 1993-06-24 | 1993-06-24 | Cellulose pulps having improved softness potential |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2165293A1 CA2165293A1 (en) | 1995-01-05 |
| CA2165293C true CA2165293C (en) | 1999-03-16 |
Family
ID=22172742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002165293A Expired - Fee Related CA2165293C (en) | 1993-06-24 | 1994-06-17 | Cellulose pulps having improved softness potential and method of making such pulps |
Country Status (17)
| Country | Link |
|---|---|
| US (2) | US5405499A (ko) |
| EP (1) | EP0705364B1 (ko) |
| JP (1) | JPH08511837A (ko) |
| KR (1) | KR100307063B1 (ko) |
| AT (1) | ATE156878T1 (ko) |
| AU (1) | AU700161C (ko) |
| CA (1) | CA2165293C (ko) |
| DE (1) | DE69404996T2 (ko) |
| DK (1) | DK0705364T3 (ko) |
| ES (1) | ES2105732T3 (ko) |
| GR (1) | GR3024451T3 (ko) |
| HK (1) | HK1002834A1 (ko) |
| MY (1) | MY111228A (ko) |
| PE (1) | PE56394A1 (ko) |
| PH (1) | PH31189A (ko) |
| SG (1) | SG55057A1 (ko) |
| WO (1) | WO1995000702A1 (ko) |
Families Citing this family (58)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5607551A (en) * | 1993-06-24 | 1997-03-04 | Kimberly-Clark Corporation | Soft tissue |
| US5582681A (en) | 1994-06-29 | 1996-12-10 | Kimberly-Clark Corporation | Production of soft paper products from old newspaper |
| US6001218A (en) | 1994-06-29 | 1999-12-14 | Kimberly-Clark Worldwide, Inc. | Production of soft paper products from old newspaper |
| US6074527A (en) | 1994-06-29 | 2000-06-13 | Kimberly-Clark Worldwide, Inc. | Production of soft paper products from coarse cellulosic fibers |
| US5679218A (en) * | 1994-07-29 | 1997-10-21 | The Procter & Gamble Company | Tissue paper containing chemically softened coarse cellulose fibers |
| CA2194670C (en) * | 1994-07-29 | 2002-09-17 | Kenneth Douglas Vinson | Soft tissue paper from coarse cellulose fibers |
| US5542542A (en) * | 1994-12-07 | 1996-08-06 | Pulp And Paper Research Institute Of Canada | System for detecting contaminants |
| US5611890A (en) * | 1995-04-07 | 1997-03-18 | The Proctor & Gamble Company | Tissue paper containing a fine particulate filler |
| US5958185A (en) * | 1995-11-07 | 1999-09-28 | Vinson; Kenneth Douglas | Soft filled tissue paper with biased surface properties |
| US5830317A (en) * | 1995-04-07 | 1998-11-03 | The Procter & Gamble Company | Soft tissue paper with biased surface properties containing fine particulate fillers |
| US5700352A (en) * | 1996-04-03 | 1997-12-23 | The Procter & Gamble Company | Process for including a fine particulate filler into tissue paper using an anionic polyelectrolyte |
| US5672249A (en) * | 1996-04-03 | 1997-09-30 | The Procter & Gamble Company | Process for including a fine particulate filler into tissue paper using starch |
| US6420013B1 (en) | 1996-06-14 | 2002-07-16 | The Procter & Gamble Company | Multiply tissue paper |
| US5759346A (en) * | 1996-09-27 | 1998-06-02 | The Procter & Gamble Company | Process for making smooth uncreped tissue paper containing fine particulate fillers |
| AU732870B2 (en) * | 1996-11-26 | 2001-05-03 | Research Foundation Of The State University Of New York, The | Method of making sanitary paper products from recycled newspapers |
| US6296736B1 (en) | 1997-10-30 | 2001-10-02 | Kimberly-Clark Worldwide, Inc. | Process for modifying pulp from recycled newspapers |
| US6024834A (en) * | 1996-12-17 | 2000-02-15 | Kimberly-Clark Worldwide, Inc. | Fractionation process for cellulosic fibers |
| US6179961B1 (en) | 1997-10-08 | 2001-01-30 | The Procter & Gamble Company | Tissue paper having a substantive anhydrous softening mixture deposited thereon |
| US6153053A (en) * | 1998-04-15 | 2000-11-28 | Fort James Corporation | Soft, bulky single-ply absorbent paper having a serpentine configuration and methods for its manufacture |
| US6387210B1 (en) | 1998-09-30 | 2002-05-14 | Kimberly-Clark Worldwide, Inc. | Method of making sanitary paper product from coarse fibers |
| US6231721B1 (en) * | 1998-10-09 | 2001-05-15 | Weyerhaeuser Company | Compressible wood pulp product |
| US6607637B1 (en) * | 1998-10-15 | 2003-08-19 | The Procter & Gamble Company | Soft tissue paper having a softening composition containing bilayer disrupter deposited thereon |
| US6126784A (en) * | 1999-05-05 | 2000-10-03 | The Procter & Gamble Company | Process for applying chemical papermaking additives to web substrate |
| DE19960218A1 (de) * | 1999-12-14 | 2001-06-28 | Voith Paper Patent Gmbh | Verfahren zum Fraktionieren einer Papierfasersuspension |
| FI110619B (fi) * | 2000-10-16 | 2003-02-28 | Metso Paper Inc | Menetelmä ja laitteisto sekä lajitin mekaanisen kuitumassan lajittelemiseksi |
| US6610173B1 (en) | 2000-11-03 | 2003-08-26 | Kimberly-Clark Worldwide, Inc. | Three-dimensional tissue and methods for making the same |
| US6797117B1 (en) * | 2000-11-30 | 2004-09-28 | The Procter & Gamble Company | Low viscosity bilayer disrupted softening composition for tissue paper |
| US6547928B2 (en) | 2000-12-15 | 2003-04-15 | The Procter & Gamble Company | Soft tissue paper having a softening composition containing an extensional viscosity modifier deposited thereon |
| US6582560B2 (en) * | 2001-03-07 | 2003-06-24 | Kimberly-Clark Worldwide, Inc. | Method for using water insoluble chemical additives with pulp and products made by said method |
| US7749356B2 (en) * | 2001-03-07 | 2010-07-06 | Kimberly-Clark Worldwide, Inc. | Method for using water insoluble chemical additives with pulp and products made by said method |
| US6748671B1 (en) * | 2001-10-30 | 2004-06-15 | Weyerhaeuser Company | Process to produce dried singulated cellulose pulp fibers |
| US7311853B2 (en) * | 2002-09-20 | 2007-12-25 | The Procter & Gamble Company | Paper softening compositions containing quaternary ammonium compound and high levels of free amine and soft tissue paper products comprising said compositions |
| MXPA05003858A (es) * | 2002-10-17 | 2005-06-22 | Procter & Gamble | Composiciones suavisantes de papel tisu y los papeles tisu que las comprenden. |
| US7052580B2 (en) * | 2003-02-06 | 2006-05-30 | The Procter & Gamble Company | Unitary fibrous structure comprising cellulosic and synthetic fibers |
| US7067038B2 (en) * | 2003-02-06 | 2006-06-27 | The Procter & Gamble Company | Process for making unitary fibrous structure comprising randomly distributed cellulosic fibers and non-randomly distributed synthetic fibers |
| US7354502B2 (en) * | 2003-02-06 | 2008-04-08 | The Procter & Gamble Company | Method for making a fibrous structure comprising cellulosic and synthetic fibers |
| US7381297B2 (en) * | 2003-02-25 | 2008-06-03 | The Procter & Gamble Company | Fibrous structure and process for making same |
| US20040163782A1 (en) * | 2003-02-25 | 2004-08-26 | Hernandez-Munoa Diego Antonio | Fibrous structure and process for making same |
| US20040192136A1 (en) * | 2003-03-25 | 2004-09-30 | Kimberly-Clark Worldwide, Inc. | Liquid absorbent wiping products made from airlaid webs |
| US20050032644A1 (en) * | 2003-06-17 | 2005-02-10 | Brelsford Gregg L. | Binder selection for coated photographic base stock |
| US20050028951A1 (en) * | 2003-06-17 | 2005-02-10 | Brelsford Gregg L. | Smooth base stock composed of nonstandard fibers |
| US20050031805A1 (en) * | 2003-06-17 | 2005-02-10 | Fugitt Gary P. | Pigment selection for photographic base stock |
| US7758719B2 (en) * | 2005-12-16 | 2010-07-20 | Fiberight Management Llc | Wet pulping system and method for producing cellulosic insulation with low ash content |
| US7820874B2 (en) * | 2006-02-10 | 2010-10-26 | The Procter & Gamble Company | Acacia fiber-containing fibrous structures and methods for making same |
| FI118809B (fi) * | 2006-09-11 | 2008-03-31 | M Real Oyj | Menetelmä kuitutuotteen valmistamiseksi |
| US7972475B2 (en) | 2008-01-28 | 2011-07-05 | The Procter & Gamble Company | Soft tissue paper having a polyhydroxy compound and lotion applied onto a surface thereof |
| US7867361B2 (en) * | 2008-01-28 | 2011-01-11 | The Procter & Gamble Company | Soft tissue paper having a polyhydroxy compound applied onto a surface thereof |
| EP2547826A4 (en) * | 2010-03-15 | 2014-01-01 | Upm Kymmene Corp | METHOD FOR IMPROVING THE PROPERTIES OF A PAPER PRODUCT AND FORMING ADDITIVE COMPONENT AND CORRESPONDING PAPER PRODUCT AND ADDITIVE COMPONENT AND USE OF THE ADDITIVE COMPONENT |
| FR2986015A1 (fr) * | 2012-01-19 | 2013-07-26 | Procter & Gamble | Structures fibreuses contenant des fibres de pate de bois de feuillus et leur procede de preparation |
| JP6077360B2 (ja) * | 2012-03-30 | 2017-02-08 | 日本製紙株式会社 | 紙の製造方法 |
| JP5807632B2 (ja) * | 2012-12-26 | 2015-11-10 | 王子ホールディングス株式会社 | 微細セルロース繊維の製造方法 |
| JP6277836B2 (ja) * | 2014-04-09 | 2018-02-14 | セイコーエプソン株式会社 | シート製造装置 |
| US10570261B2 (en) | 2016-07-01 | 2020-02-25 | Mercer International Inc. | Process for making tissue or towel products comprising nanofilaments |
| US10724173B2 (en) | 2016-07-01 | 2020-07-28 | Mercer International, Inc. | Multi-density tissue towel products comprising high-aspect-ratio cellulose filaments |
| US10463205B2 (en) | 2016-07-01 | 2019-11-05 | Mercer International Inc. | Process for making tissue or towel products comprising nanofilaments |
| MX2019003131A (es) | 2016-09-19 | 2019-08-16 | Mercer Int Inc | Productos de papel absorbente que tienen propiedades de resistencia fisica excepcionales. |
| EP4397808A3 (en) | 2017-09-18 | 2024-10-16 | International Paper Company | Method for controlling a fiber fractionation system |
| WO2019200348A1 (en) | 2018-04-12 | 2019-10-17 | Mercer International, Inc. | Processes for improving high aspect ratio cellulose filament blends |
Family Cites Families (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1951017A (en) * | 1933-07-20 | 1934-03-13 | Weyerhaeuser Timber Co | Method of treating chemical pulf |
| US2947655A (en) * | 1955-04-21 | 1960-08-02 | Bauer Bros Co | Method of producing wood pulp |
| US3016324A (en) * | 1957-03-07 | 1962-01-09 | Bauer Bros Co | Method and apparatus for producing wood pulp |
| US3041246A (en) * | 1959-12-28 | 1962-06-26 | Hammermill Massachusetts Paper | Enzymatic conversion of cellulosic fibers |
| SE304167B (ko) * | 1960-02-29 | 1968-09-16 | Svenska Cellulosa Ab | |
| US3085927A (en) * | 1960-11-16 | 1963-04-16 | Int Paper Co | Process for preparation of fibers having differing characteristics |
| US3301745A (en) * | 1963-04-26 | 1967-01-31 | Scott Paper Co | Pulp processing method for mixed cellulosic materials |
| US3406089A (en) * | 1964-10-02 | 1968-10-15 | Kimberly Clark Co | Process for the digestion of cellulosic material by enzymatic action of trametes suaveolens |
| US3441130A (en) * | 1967-11-30 | 1969-04-29 | Procter & Gamble | Process for the removal of fines from wood pulp fibers |
| US3791917A (en) * | 1973-03-07 | 1974-02-12 | Bird Machine Co | Process for producing kraft paper laminate of top stock and base stock layers |
| CS201120B1 (en) * | 1976-07-27 | 1980-10-31 | Svetozar Vagac | Method of and apparatus for reclaiming individual components of papermaking combined waste materials |
| US4292122A (en) * | 1976-12-06 | 1981-09-29 | Domtar Inc. | Bonding properties of mechanical pulps |
| SE416481B (sv) * | 1977-05-02 | 1981-01-05 | Mo Och Domsjoe Ab | Fofarande och anordning for behandling av vedflis for avlegsnande av tungmetaller och harts |
| CS205557B1 (en) * | 1978-10-26 | 1981-05-29 | Svetozar Vagac | Low-grade waste paper processing plant |
| US4435249A (en) * | 1979-09-05 | 1984-03-06 | The Black Clawson Co. | Process for the oxygen delignification of pulp mill rejects |
| SE431571C (sv) * | 1982-07-02 | 1985-09-09 | Nils Anders Lennart Wikdahl | Sett vid rening av en fibersuspension |
| SE441282B (sv) * | 1984-02-22 | 1985-09-23 | Mo Och Domsjoe Ab | Forfarande for framstellning av forbettrad hogutbytesmassa |
| US4562969A (en) * | 1984-03-05 | 1986-01-07 | Mooch Domsjo Aktiebolag | Process for preparing groundwood pulp as short fiber and long fiber fractions |
| SE444825B (sv) * | 1984-09-10 | 1986-05-12 | Mo Och Domsjoe Ab | Forfarande for framstellning av forbettrad hogutbytesmassa |
| US4731160A (en) * | 1986-03-19 | 1988-03-15 | Kamyr, Inc. | Drainage characteristics of mechanical pulp |
| FR2603917B1 (fr) * | 1986-09-15 | 1991-08-30 | Lamort E & M | Procede et installation de traitement de vieux papiers imprimes |
| FR2604198B1 (fr) * | 1986-09-22 | 1989-07-07 | Du Pin Cellulose | Procede de traitement d'une pate papetiere par une solution enzymatique. |
| US4985119A (en) * | 1987-07-01 | 1991-01-15 | The Procter & Gamble Cellulose Company | Cellulose fiber-reinforced structure |
| US4888092A (en) * | 1987-09-22 | 1989-12-19 | The Mead Corporation | Primary paper sheet having a surface layer of pulp fines |
| SE459924B (sv) * | 1988-01-22 | 1989-08-21 | Sunds Defibrator | Saett foer framstaellning av mekanisk massa |
| US4874465A (en) * | 1988-03-28 | 1989-10-17 | Kimberly-Clark Corporation | Tissue products containing sliced fibers |
| FI82082C (fi) * | 1989-03-29 | 1991-12-10 | Ahlstroem Oy | Foerfarande och anordning foer behandling av massa. |
| US5228954A (en) * | 1991-05-28 | 1993-07-20 | The Procter & Gamble Cellulose Company | Cellulose pulps of selected morphology for improved paper strength potential |
| US5348620A (en) * | 1992-04-17 | 1994-09-20 | Kimberly-Clark Corporation | Method of treating papermaking fibers for making tissue |
-
1993
- 1993-06-24 US US08/082,683 patent/US5405499A/en not_active Expired - Lifetime
-
1994
- 1994-06-17 AT AT94920769T patent/ATE156878T1/de not_active IP Right Cessation
- 1994-06-17 AU AU71753/94A patent/AU700161C/en not_active Ceased
- 1994-06-17 KR KR1019950705892A patent/KR100307063B1/ko not_active IP Right Cessation
- 1994-06-17 DK DK94920769.0T patent/DK0705364T3/da active
- 1994-06-17 EP EP94920769A patent/EP0705364B1/en not_active Expired - Lifetime
- 1994-06-17 JP JP7503003A patent/JPH08511837A/ja active Pending
- 1994-06-17 DE DE69404996T patent/DE69404996T2/de not_active Expired - Fee Related
- 1994-06-17 SG SG1996003905A patent/SG55057A1/en unknown
- 1994-06-17 ES ES94920769T patent/ES2105732T3/es not_active Expired - Lifetime
- 1994-06-17 CA CA002165293A patent/CA2165293C/en not_active Expired - Fee Related
- 1994-06-17 WO PCT/US1994/006917 patent/WO1995000702A1/en active IP Right Grant
- 1994-06-23 MY MYPI94001629A patent/MY111228A/en unknown
- 1994-06-23 PE PE1994245229A patent/PE56394A1/es not_active Application Discontinuation
- 1994-06-24 PH PH48511A patent/PH31189A/en unknown
- 1994-08-09 US US08/287,573 patent/US5582685A/en not_active Expired - Fee Related
-
1997
- 1997-08-14 GR GR970401884T patent/GR3024451T3/el unknown
-
1998
- 1998-02-12 HK HK98101103A patent/HK1002834A1/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| GR3024451T3 (en) | 1997-11-28 |
| DE69404996D1 (de) | 1997-09-18 |
| PH31189A (en) | 1998-04-24 |
| US5405499A (en) | 1995-04-11 |
| AU7175394A (en) | 1995-01-17 |
| DE69404996T2 (de) | 1997-12-18 |
| AU700161C (en) | 2001-12-06 |
| US5582685A (en) | 1996-12-10 |
| MY111228A (en) | 1999-09-30 |
| AU700161B2 (en) | 1998-12-24 |
| DK0705364T3 (da) | 1997-10-27 |
| SG55057A1 (en) | 1998-12-21 |
| HK1002834A1 (en) | 1998-09-18 |
| KR100307063B1 (ko) | 2001-11-30 |
| ES2105732T3 (es) | 1997-10-16 |
| WO1995000702A1 (en) | 1995-01-05 |
| EP0705364A1 (en) | 1996-04-10 |
| JPH08511837A (ja) | 1996-12-10 |
| EP0705364B1 (en) | 1997-08-13 |
| CA2165293A1 (en) | 1995-01-05 |
| PE56394A1 (es) | 1995-02-03 |
| ATE156878T1 (de) | 1997-08-15 |
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| Date | Code | Title | Description |
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| EEER | Examination request | ||
| MKLA | Lapsed |